[BACK]Return to unaligned.h CVS log [TXT][DIR] Up to [Development] / linux-2.6-xfs / include / asm-m32r
File: [Development] / linux-2.6-xfs / include / asm-m32r / unaligned.h (download)

Revision 1.8, Mon Feb 19 14:47:03 2007 UTC (10 years, 8 months ago) by tes.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.7: +0 -0 lines 

Merge up to 2.6.20
Merge of 2.6.x-xfs-melb:linux:28132a by kenmcd.

#ifndef _ASM_M32R_UNALIGNED_H
#define _ASM_M32R_UNALIGNED_H

/* $Id: unaligned.h,v 1.8 2007/02/19 14:47:03 tes.longdrop.melbourne.sgi.com Exp $ */

/* orig : generic 2.4.18 */

/*
 * For the benefit of those who are trying to port Linux to another
 * architecture, here are some C-language equivalents.
 */

#include <asm/string.h>


#define get_unaligned(ptr) \
  ({ __typeof__(*(ptr)) __tmp; memmove(&__tmp, (ptr), sizeof(*(ptr))); __tmp; })

#define put_unaligned(val, ptr)				\
  ({ __typeof__(*(ptr)) __tmp = (val);			\
     memmove((ptr), &__tmp, sizeof(*(ptr)));		\
     (void)0; })


#endif  /* _ASM_M32R_UNALIGNED_H */